| Équations équilibrées la veille |
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
NaHCO3 + HC6H5O7 = CO2 + H2O + Na3C6H5O7 =>
24 NaHCO3 + 9 HC6H5O7 = 30 CO2 + 19 H2O + 8 Na3C6H5O7
BaN6 + Ba2N + Na + Ta = Ba23Na11Ta8N32 =>
41 BaN6 + 106 Ba2N + 121 Na + 88 Ta = 11 Ba23Na11Ta8N32
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
Pb(OH)2 + H2PHO3 = PbPHO3 + H2O =>
Pb(OH)2 + H2PHO3 = PbPHO3 + 2 H2O
Zn(NO3)2 + Cu + H2SO4 = ZnSO4 + CuSO4 + NO + H2O =>
Zn(NO3)2 + 3 Cu + 4 H2SO4 = ZnSO4 + 3 CuSO4 + 2 NO + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeSO4 + Ca(HCO3)2 + O2 = Fe2(CO3)3 + CaSO4 + H2O + CO2 =>
4 FeSO4 + 4 Ca(HCO3)2 + O2 = 2 Fe2(CO3)3 + 4 CaSO4 + 4 H2O + 2 CO2
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CaC2O4 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + CaSO4 + CO2 + H2O =>
5 CaC2O4 + 8 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 10 CO2 + 8 H2O
C2H4O2 + C7H8O = C6H5CH2OCOCH3 + H2O =>
C2H4O2 + C7H8O = C6H5CH2OCOCH3 + H2O
KCNS + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + NO2 + K2SO4 + H2O =>
2 KCNS + 5 K2Cr2O7 + 19 H2SO4 = 5 Cr2(SO4)3 + 2 CO2 + 2 NO2 + 6 K2SO4 + 19 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KMnO4 = K2O + MnO2 + O2 =>
4 KMnO4 = 2 K2O + 4 MnO2 + 3 O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
CH3C(O)CH3 + I2 + NaOH = CHI3 + CH3C(O)ONa + HI =>
CH3C(O)CH3 + 3 I2 + NaOH = CHI3 + CH3C(O)ONa + 3 HI
CrO + HCl = CrCl2 + H2O =>
CrO + 2 HCl = CrCl2 + H2O
KNO3 + C12H22O11 = N2 + CO2 + H2O + K2CO5 =>
16 KNO3 + C12H22O11 = 8 N2 + 4 CO2 + 11 H2O + 8 K2CO5
Fe(OH)3 + CuSO4 = Cu(OH)2 + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 CuSO4 = 3 Cu(OH)2 + Fe2(SO4)3
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NH4NO3 + AgOH + NH4OH = [Ag(NH3)2]NO3 + H2O =>
NH4NO3 + AgOH + NH4OH = [Ag(NH3)2]NO3 + 2 H2O
SO3 + Pb(NO3)2 + H2O = PbSO4 + HNO3 =>
SO3 + Pb(NO3)2 + H2O = PbSO4 + 2 HNO3
SO + H2O = SOH2O =>
SO + H2O = SOH2O
CsOH(s) + HCl(aq) = CsCl(aq) + H2O =>
CsOH(s) + HCl(aq) = CsCl(aq) + H2O
[Co(H2O)6] + NH3 = [Co(NH3)6] + H2O =>
[Co(H2O)6] + 6 NH3 = [Co(NH3)6] + 6 H2O
C8H18(g) + O2 = CO2 + H2O(g) =>
2 C8H18(g) + 25 O2 = 16 CO2 + 18 H2O(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2SO3 + KMnO4 + HCl = Na2SO4 + MnCl2 + KCl + H2O =>
5 Na2SO3 + 2 KMnO4 + 6 HCl = 5 Na2SO4 + 2 MnCl2 + 2 KCl + 3 H2O
Al2(SO4)3 + NaCO3 = Al(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaCO3 = 2 Al(CO3)3 + 3 Na2SO4
Mn(NO3)2 + (NH4)2S2O8 + HNO3 = HMnO4 + (NH4)2SO4 + NO2 =>
12 Mn(NO3)2 + (NH4)2S2O8 + 20 HNO3 = 12 HMnO4 + 2(NH4)2SO4 + 42 NO2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH2 + HCl = NCl + H2 =>
2 NH2 + 2 HCl = 2 NCl + 3 H2
Zn(s) + H2SO4(ac) = Zn2SO4(ac) + H2(g) =>
2 Zn(s) + H2SO4(ac) = Zn2SO4(ac) + H2(g)
Cl2Fl2 = ClFl =>
Cl2Fl2 = 2 ClFl
HClO3(aq)H2O(l) = H3OClO3 =>
HClO3(aq)H2O(l) = H3OClO3
Al2O2 + H2SO2 = Al2(SO2)2 + H2O =>
Al2O2 + 2 H2SO2 = Al2(SO2)2 + 2 H2O
CdI2 + Mg = MgI2 + Cd =>
CdI2 + Mg = MgI2 + Cd
HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + H2O(i) =>
3 HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + 3 H2O(i)
NaBO3 + H2O = NaBO2 + H2O2 =>
NaBO3 + H2O = NaBO2 + H2O2
HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + H2O(i) =>
3 HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + 3 H2O(i)
Ca(CO3)2 + NaCl = Na(CO3) + CaCl2 =>
Ca(CO3)2 + 2 NaCl = 2 Na(CO3) + CaCl2
N2 + S2 = NS =>
N2 + S2 = 2 NS
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H3C2O3 + H2C3O2 = H6C6O6 =>
6 H3C2O3 + 6 H2C3O2 = 5 H6C6O6
Ca3(Po4)2 + KOH = Ca(OH)2 + K3Po4 =>
Ca3(Po4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3Po4
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